Fungtion curl

let curl =(url,json)=>{
    let promise = new Promise((resolve, reject)=>{
      $.ajax({
        url: url,
        type: 'post',
        data: json,
        success: function (data) {
          resolve(data)
        },
        error: function (error) {
          reject(error)
        }
      })
    })
    return promise
  }